/*
 * Copyright (c) 2012-2013 Spotify AB
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy of
 * the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 */

package com.spotify.netty4.handler.codec.zmtp;

import static java.lang.String.format;

class ZMTPUtils {

  static <T> T checkNotNull(final T obj, final String message) {
    if (obj == null) {
      throw new NullPointerException(message);
    }
    return obj;
  }

  static void checkArgument(final boolean expression, final String message, final Object... args) {
    if (!expression) {
      throw new IllegalArgumentException(format(message, args));
    }
  }
}
